<template>
    <div>
        <city-header></city-header>
        <city-search :cities="cities"></city-search>
        <city-list :cities="cities" :hotCities="hotCities" :letter="letter"></city-list>
        <city-alphabet :cities="cities" @change="handleLetterChange"></city-alphabet>
    </div>
    
</template>

<script>
import axios from 'axios'
import CityHeader from './components/Header.vue'
import CitySearch from './components/Search.vue'
import CityList from './components/CityList.vue'
import CityAlphabet from './components/Alphabet.vue'
export default {
    name:'city',
    components:{
        CityHeader:CityHeader,
        CitySearch,
        CityList,
        CityAlphabet
    },
    data(){
        return {
            cities:{},
            hotCities:[],
            letter:""
        }
    },
    methods:{
        getCityInfo(){
            axios.get('/api/city.json').then(this.getCityInfoSucc)
        },

        getCityInfoSucc(res){
            res=res.data
            if(res.ret&&res.data){
                const data=res.data
                this.cities=data.cities
                this.hotCities=data.hotCities
            }
        },

        handleLetterChange(letter){
            this.letter=letter
        }
    },
    mounted(){
        this.getCityInfo()
    }
}
</script>

<style lang="stylus" scoped>

</style>


